Home / 48,197.75-72,305.12-18,613.10

Finding the Fourth Proportional to 48,197.75, 72,305.12 and 18,613.10

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Solution

The fourth proportional to 48,197.75, 72,305.12 and 18,613.10 is: 27,922.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,197.75 : 72,305.12 = 18,613.10 : x
  2. Step 2: Convert to fraction form
    48,197.75/72,305.12 = 18,613.10/x
  3. Step 3: Cross multiply
    48,197.75x = 72,305.12 × 18,613.10
  4. Step 4: Simplify right side
    48,197.75x = 1,345,822,656.37
  5. Step 5: Solve for x
    x = 1,345,822,656.37/48,197.75
  6. Step 6: Final answer
    x = 27,922.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.